A group of volunteers organized unclaimed bags containing personal belongings of runners in the marathon. In this photo, a worker returns one of the bags to a woman.
Boston marathon runners Robert Watling and Kelli Johnston went through with their planned wedding in the Boston Common just three and a half hours after bombs exploded near the finish line. The couple had finished the race earlier in the day.
They wore running shoes at the ceremony.
New York roots for Boston. NYC showed love for Boston with this image projected onto the Brooklyn Academy of Music. The image played off of the usual Yankees vs. Red Sox rivalry.
Former New England Patriots offensive lineman Joe Andruzzi, who was at the marathon, carries a woman shortly after the explosion.
Image: Image: ESPN
Many people on the scene helped those injured around them. President Obama mentioned in a televised speech how civilians were tearing off pieces of their own clothing to make tourniquets for others who were wounded.
Image: Boston Globe
A Boston resident gives juice to exhausted runners.
Image: Image: Twitter
Carlos Arredondo holds up a bloodied American flag at the scene of the Boston Marathon explosions.
Image: Image: guardian.com
Thousands of people on Facebook shared this photo of Martin Richard, 8, who was killed in the bombings. It shows him holding up a sign "No more hurting people--Peace."
Marathon runner Megan Cloke places flowers on the doorstep of the home of 8-year-old Martin Richard, who was killed in the bombings.
Sometimes there is inspiration in just carrying on. A solitary runner heads down the banks of the Charles River in Cambridge, Mass., at dawn the morning after the bombings.